package com.tmxk.days01.zhangcy.demo3;

public class Calculator {
	private int num1;
	private int num2;
	
	public int getNum1() {
		return num1;
	}
	
	public void setNum1(int num1) {
		this.num1 = num1;
	}
	
	public int getNum2() {
		return num2;
	}
	
	public void setNum2(int num2) {
		this.num2 = num2;
	}
	
	public int add() {
		return num1 + num2;
	}
	
	public int sub() {
		return num1 - num2;
	}
	
	public int mul() {
		return num1 * num2;
	}
	
	public double div() {
		return num1*1.0 / num2;
	}
}
